One foul sentence does more hurt than many foul examples. For these do but corrupt the stream；the other corrupt the fountain.

我写作是因为我不能尖叫。

"Every book is a door to another world, a world that exists only in the imagination of the reader."

Consumer trust is hard to earn and easy to lose. We must protect it every single day.

强调用户至上的经营理念。

解释：话说得太甜蜜动听，说话者就必定别有用心。